Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung danh code snippets" » "dung doanh code snippets", "dung dan code snippets", "dung dang code snippets", "dung danh co snippets", "dung danh code slippers"
"cong cu code snippets" » "chung cu code snippets", "cong bug code snippets", "cong cfd code snippets", "cong cu code slippers"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong cu code snippets") or ("dung danh code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong cu code snippets") OR ("dung danh code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( cong cu code snippets ) or ( dung danh code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong cu code snippets") or ("dung danh code snippets"))) or ("locating bugs code snippets"))*.